DB9 Female to DB25 Male Serial Cable - Null-Modem This null-modem serial cable consists of a DB9 female on one and a DB25 male on the other. It is commonly used in serial RS-232 null-modem applications.Physical Characteristics Cable Length 6 foot [1.8m]ColorBlackWire Gauge28AWG StrandedJacket... $12.40 $12.00 Add to Cart The item has been added